Effectiveness and safety of rituximab in systemic lupus erythematosus: A case series describing the experience of 2 centres Vicenç Juan Gómez; Irene Carrión-Barberá; Tarek Carlos Salman Monte; Asunción Acosta; Vicenç Torrente-Segarra; Jordi Monfort;

Correlation Between Quantitative Anti-dsDNA Levels with Severity of Proteinuria in Systemic Lupus Erythematosus Patients Sadia Asif; Asadullah Khan; Sarmad Zahoor; Naveed Lashari; Muhammad Haroon; Afshan Khanum;

Utility of urinary transferrin and ceruloplasmin in patients with systemic lupus erythematosus for differentiating patients with lupus nephritis Tomás Urrego; Blanca Ortiz-Reyes; Adriana L. Vanegas-García; Carlos H. Muñoz; Luis A. González; Gloria Vásquez; José A. Gómez-Puerta;